Güncel Gönderiler: İnşaat Mühendisliği Bölümü
Toplam kayıt 191, listelenen: 81-100
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Effect of sulfates on the physical properties of Portland cement mortars
(International Society Offshore& Polar Engineers, 2005)Concrete is produced by mixing cement, aggregate and water. The aggregates are inert materials and the chemical reactions take place between cement and water. Therefore, the properties of mixing water are very important ... -
An investigation of small hydropower potential from multipurpose dams in the Porsuk River Basin
(Sila Science, 2011)In this paper, the small hydropower potentials of the existing multipurpose dams in the Porsuk River Basin were investigated. For this purpose, the Porsuk River Basin was selected as the research area. The objective of the ... -
Modeling monthly pan evaporations using fuzzy genetic approach
(Elsevier Science BV, 2013)This study investigates the ability of fuzzy genetic (FG) approach in estimation of monthly pan evaporations. Various monthly climatic data, that are, solar radiation, air temperature, relative humidity and wind speed from ... -
Modeling rainfall-runoff process using soft computing techniques
(Pergamon-Elsevier Science LTD, 2013)Rainfall-runoff process was modeled for a small catchment in Turkey, using 4 years (1987-1991) of measurements of independent variables of rainfall and runoff values. The models used in the study were Artificial Neural ... -
Modeling soil temperatures at different depths by using three different neural computing techniques
(Springer Wien, 2015)This study compares the accuracy of three different neural computing techniques, multi-layer perceptron (MLP), radial basis neural networks (RBNN), and generalized regression neural networks (GRNN), in modeling soil ... -
Trend of Normalized Difference Vegetation Index (NDVI) over Turkey
(Spie-Int Soc Optical Engineering, 2018)Ecosystem productivity, biome distribution, and forest carbon stocks are likely to be changed by the climate change. These ecosystems changes can be identified using Satellite based normalized difference vegetation index ... -
Real-Time Flood Control by Tree-Based Model Predictive Control Including Forecast Uncertainty: A Case Study Reservoir in Turkey
(MDPI, 2018)Optimal control of reservoirs is a challenging task due to conflicting objectives, complex system structure, and uncertainties in the system. Real time control decisions suffer from streamflow forecast uncertainty. This ... -
Modelling Marshall Design Test Results of Polypropylene Modified Asphalt by Genetic Programming Techniques
(Budapest University Technology Economics, 2015)Determining Marshall design test results is time consuming. If the researchers can obtain stability and flow values by mechanical testing, rest of the calculations will just be mathematical manipulations. Marshall stability ... -
Retrofit of non-seismically designed beam-column joints by post-tensioned superelastic shape memory alloy bars
(Springer, 2018)A series of tests on three full-scale substandard exterior beam-column joints were performed to investigate the efficiency of the proposed retrofit configuration, which is the use of externally applied post-tensioned shape ... -
Seismic repair of captive-column damage with CFRPs in substandard RC frames
(Techno-Press, 2017)The effectiveness of the repair scheme for the damaged captive-columns with CFRPs (Carbon Fiber Reinforced Polymer) was investigated in terms of response quantities such as strength, ductility, dissipated energy and stiffness ... -
Short Term Optimal Operation of Water Supply Reservoir under Flood Control Stress using Model Predictive Control
(Springer, 2018)Reservoir operations require enhanced operating procedures for water systems under stress attributed to growing water demand and consequences of changing hydro-climatic conditions. This study focuses on the management of ... -
Assessing concrete strength by means of small diameter cores
(Elsevier Sci LTD, 2008)Estimation of concrete strength may be gained from compression tests conducted on cores having a diameter considerably smaller than the recommended one of 100 mm. This paper examines the results of tests applied on the 69 ... -
Effectiveness of seismic repairing stages with CFRPs on the seismic performance of damaged RC frames
(Techno-Press, 2018)This study aims at evaluating the performance of repairing technique with CFRPs in recovering cyclic performance of damaged columns in flexure in terms of structural response parameters such as strength, dissipated energy, ... -
Utilising Neural Networks and Closed Form Solutions to Determine Static Creep Behaviour and Optimal Polypropylene Amount in Bituminous Mixtures
(University Fed Sao Carlos, Dept Engenharia Materials, 2012)The testing procedure in order to determine the precise mechanical testing results in Marshall design is very time consuming. Also, the physical properties of the asphalt samples are obtained by further calculations. ... -
Prediction of rutting potential of dense bituminous mixtures with polypropylene fibers via repeated creep testing by using neuro-fuzzy approach
(Budapest University Technology Economics, 2012)This study investigates the potential use of the neuro-fuzzy (NF) approach to model the rutting prediction by the aid of repeated creep testing results for polypropylene modified asphalt mixtures. Marshall specimens, ... -
Accumulated strain prediction of polypropylene modified marshall specimens in repeated creep test using artificial neural networks
(Pergamon-Elsevier Science LTD, 2009)This study presents an application of artificial neural networks (ANN) for the prediction of repeated creep test results for polypropylene (PP) modified asphalt mixtures. Polypropylene fibers are used to modify the bituminous ... -
Prediction of Marshall test results for polypropylene modified dense bituminous mixtures using neural networks
(Pergamon-Elsevier Science LTD, 2010)This study presents an application of neural networks (NN) for the prediction of Marshall test results for polypropylene (PP) modified asphalt mixtures. PP fibers are used to modify the bituminous binder in order to improve ... -
Rutting Prediction of Asphalt Mixtures Modified by Polypropylene Fibers via Repeated Creep Testing by Utilising Genetic Programming
(University Fed Sao Carlos, Dept Engenharia Materials, 2013)A novel application of genetic programming (GP) for modelling and presenting closed form solutions to the rutting prediction for polypropylene (PP) modified asphalt mixtures is investigated. Various PP fibers have been ... -
Repeated Creep Behavior of Polypropylene Fiber-Reinforced Bituminous Mixtures
(Asce-Amer Soc Civil Engineers, 2009)In recent years, research has been devoted to the control of permanent deformations in flexible pavements. In order to prevent rutting, fatigue, and low-temperature cracking, different types of polymer modifiers have been ... -
Determination of the Optimal Polypropylene Fiber Addition to the Dense Bituminous Mixtures By the Aid of Mechanical and Optical Means
(Vilnius Gediminas Tech University, 2012)Polypropylene fibers are completely native modifiers and they do not have any dependence on abroad in case of technology. When viewed from this point, the modification of bituminous binders with polypropylene fibers is a ...
